First you need to convert the Powerpoint into video format, The most suitable formats to insert into PowerPoint are WMV. AVI, MPG. In order to do that you can use a video converter to turn your files to this format.
Then you can use iMovie converter to make the powerpoint into the imovie. you can do this with a MKV to imovie converter.
export it from imovie, and you can import to imovie from file
yes, there is an import feature in iMovie 08.
No, you cannot directly import a PDF file into iMovie. However, you can convert the PDF to an image format (like JPEG or PNG) or a video format before importing it into iMovie. Once converted, you can easily drag and drop the images or video into your iMovie project for editing.
To hook up a camera on iMovie, connect your camera to your computer using a USB cable or insert the memory card into the card reader. Open iMovie and select "Import Media" from the File menu. Your camera or memory card should appear in the import window; select it to view the available footage. Finally, choose the clips you want to import and click "Import Selected" to add them to your iMovie project.
You need to open and save it to your documents and import it.
Import
you can either take the picture or import them.
You do need a camera to use iMovie. Import pictures and clips that are already on your computer/mac.
This site should steer you in the right direction to find the answer to your import issues in iMovie: http://jeffcarlson.typepad.com/imovievqs/
PowerPoint only accepts .avi,.asf and .mpeg video formats.
With the latest versions (of Flip camera, iMovie and QuickTime) you should be able to Import Movies from iMovies File menu. With some older Flip cameras there was a piece of conversion software that was required before the video could be imported into iMovie. (See links below)
yes as long as you have a while to wait...